Thermosensitive recording material
a recording material and thermosensitive technology, applied in thermography, duplicating/marking methods, printing, etc., can solve the problems of reducing the plasticizer resistance reducing the anti-sticking property of the thermosensitive recording material, and often performing the printing of low-torque printers. , to achieve the effect of stably providing and improving the anti-sticking property
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example 1
1. Preparation of Undercoat Layer Coating Liquid
[0167]
[Liquid A (undercoat layer coating liquid)]Hollow plastic spherical particles (copolymer resin36 partsmainly formed of styrene-acrylic acid copolymer,product name: ROPAQUE HP-91, manufacturer:Rohm and Haas Company, solid content: 27.5%,number average particle diameter: 1 μm, void ratio:50%)Styrene-butadiene copolymer latex (product name:10 partsSMARTEX PA-9159, manufacturer: Nippon A & LInc., solid content: 47.5%)Water54 parts
2. Preparation of Thermosensitive Coloring Layer Coating Liquid
[0168]
[Liquid B (leuco dye dispersion liquid)]2-anilino-3-methyl-6-(di-n-butylamino)fluoran (leuco20 partsdye)10% itaconic acid-modified polyvinyl alcohol20 parts(modification ratio: 1 mol %)(product name: KL-318,manufacturer: Kuraray Co., Ltd., molecular weight:about 80,000) solutionWater60 parts
[0169]
[Liquid C (color developer dispersion liquid)]4-hydroxy-4′-isopropoxydiphenyl sulfone (color20 partsdeveloper)(product name: D-8, manufacturer: Ni...
example 2
[0184]A thermosensitive recording material of Example 2 was prepared in the same manner as in Example 1, provided that 20 parts of Oxidized Polyethylene Wax Emulsion 1 used in the protective layer coating liquid [Liquid F] was replaced with 20 parts of Oxidized Polyethylene Wax Emulsion 2 in Table 1.
example 3
[0185]A thermosensitive recording material of Example 3 was prepared in the same manner as in Example 1, provided that 20 parts of Oxidized Polyethylene Wax Emulsion 1 used in the protective layer coating liquid [Liquid F] was replaced with 20 parts of Oxidized Polyethylene Wax Emulsion 3 shown in Table 1.
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